A meteor, or shooting star, is a streak of light that is caused by the friction when a meteoroid from space enters the Earth's atmosphere. And, meteorites are space rocks that survive the friction of the atmosphere and land on Earth.You may see a meteor streak through the sky on any night.he rocks in space are sometimes called small bodies. Some of them are larger and are called minor planets or planetoids. They may also be known as NEOs -- Near Earth Objects. Whatever they may be called, they have much to tell us about our solar system.
Find the best month to visit Pennsylvania based on the weather. Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Expect 3Â°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Pennsylvania in January.
Days of Hot Weather in Philadelphia. The temperature at Philadelphia climbs into the 90s Fahrenheit for 24 days a year on average, scattered throughout late spring and summer. About once every two or three years, the thermometer here reaches 100 Â°F (38 Â°C).A day of 100-degree weather can show up in July or August.he coldest nights of winter at Philadelphia drop down to 10 Â°F (-12 Â°C) or below. About once in five years the city gets as cold as 0 Â°F (-18 Â°C). From December to March, Philadelphia can remain below freezing all day long. The city typically has 13 days a year when the temperature never rises above 32 Â°F.